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Nhanganyaya kune yechitatu chizvarwa semiconductor GaN uye yakabatana epitaxial tekinoroji
1. Yechitatu-yechizvarwa semiconductors Yekutanga-yechizvarwa semiconductor tekinoroji yakagadzirwa zvichibva pane semiconductor zvinhu zvakaita seSi uye Ge. Ndiyo hwaro hwezvinhu zvekuvandudzwa kwema transistors uye yakasanganiswa yedunhu tekinoroji. Yekutanga-yechizvarwa semiconductor zvinhu zvakaisa f ...Verenga zvimwe -
Numerical simulation kudzidza pamhedzisiro yeporous graphite pasilicon carbide crystal kukura
Iyo yakakosha maitiro eSiC crystal kukura yakakamurwa kuita sublimation uye kuora kwezvinhu zvakasvibirira pakupisa kwakanyanya, kutakurwa kwegasi chikamu zvinhu pasi pekuita kwekushisa gradient, uye recrystallization kukura kwegasi chikamu zvinhu pambeu yekristaro. Kubva pane izvi, iyo ...Verenga zvimwe -
Mhando dzeSpecial Graphite
Special graphite ndeyekuchena kwepamusoro, kusimba kwepamusoro uye kusimba kwegraphite zvinhu uye ine yakanakisa corrosion resistance, kugadzikana kwekushisa kwepamusoro uye hukuru hwemagetsi conductivity. Yakagadzirwa neyechisikigo kana yekugadzira graphite mushure mekupisa kwekushisa kwepamusoro kurapwa uye yakanyanya kudzvanywa kugadzirisa ...Verenga zvimwe -
Ongororo yemidziyo yakatetepa yekuisa firimu - misimboti uye mashandisirwo ePECVD/LPCVD/ALD michina.
Kuisa firimu rakatetepa kupfekedza chidimbu chefirimu pane chikuru substrate zvinhu zvesemiconductor. Iyi firimu inogona kugadzirwa nezvinhu zvakasiyana-siyana, senge insulating compound silicon dioxide, semiconductor polysilicon, metal copper, etc. Midziyo inoshandiswa pakupfekwa inonzi thin film deposition...Verenga zvimwe -
Zvinhu zvakakosha zvinotarisa kunaka kwemonocrystalline silicon kukura - thermal field
Iyo yekukura maitiro emonocrystalline silicon inoitwa zvachose mumunda wekupisa. Munda wakanaka wekupisa unobatsira kuvandudza mhando yemakristasi uye ine yakakwirira crystallization kunyatsoshanda. Dhizaini yenzvimbo yekupisa inonyanya kutarisisa shanduko yematembiricha ...Verenga zvimwe -
Ndeapi matambudziko ehunyanzvi esilicon carbide crystal kukura choto?
Iyo crystal yekukura choto ndiyo yakakosha midziyo yesilicon carbide crystal kukura. Iyo yakafanana neyechinyakare crystalline silicon giredhi crystal yekukura vira. Chimiro chevira hachina kunyanya kuoma. Iyo inonyanya kuumbwa nechoto muviri, yekudziya system, coil transmission mechanism ...Verenga zvimwe -
Ndeapi kukanganisa kwesilicon carbide epitaxial layer
Iyo yakakosha tekinoroji yekukura kweSiC epitaxial zvinhu ndeyekutanga kukanganisa kudzora tekinoroji, kunyanya yehurema hwekudzora tekinoroji inotarirwa kutadza kwechishandiso kana kukanganisa kuvimbika. Chidzidzo chemaitiro e substrate defects inosvika muepi...Verenga zvimwe -
Oxidized yakamira zviyo uye epitaxial kukura tekinoroji-Ⅱ
3. Epitaxial yakaonda firimu kukura Iyo substrate inopa tsigiro yemuviri layer kana conductive layer yeGa2O3 magetsi emagetsi. Iyo inotevera yakakosha layer ndiyo chiteshi chiteshi kana epitaxial layer inoshandiswa kupikisa voltage uye kutakura kwekutakura. Kuti uwedzere breakdown voltage uye kuderedza conduction ...Verenga zvimwe -
Gallium oxide imwe crystal uye epitaxial kukura tekinoroji
Wide bandgap (WBG) semiconductors inomiririrwa nesilicon carbide (SiC) uye gallium nitride (GaN) yakagamuchira kutariswa kwakapararira. Vanhu vane tarisiro huru yetarisiro yekushandiswa kwesilicon carbide mumotokari dzemagetsi uye magidhi emagetsi, pamwe netarisiro yekushandiswa kwegallium...Verenga zvimwe
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